Search a number
-
+
60131154243 = 3311513942709
BaseRepresentation
bin111000000000000110…
…001001100101000011
312202012122101010112210
4320000012021211003
51441122033413433
643342431153203
74226051243406
oct700006114503
9182178333483
1060131154243
11235575181a6
12b7a1975803
13589398b154
142ca6073d3d
15186e00d463
hexe00189943

60131154243 has 16 divisors (see below), whose sum is σ = 82768563200. Its totient is φ = 38790822240.

The previous prime is 60131154241. The next prime is 60131154277. The reversal of 60131154243 is 34245113106.

It is not a de Polignac number, because 60131154243 - 21 = 60131154241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60131154243.

It is not an unprimeable number, because it can be changed into a prime (60131154241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1386573 + ... + 1429281.

It is an arithmetic number, because the mean of its divisors is an integer number (5173035200).

Almost surely, 260131154243 is an apocalyptic number.

60131154243 is a deficient number, since it is larger than the sum of its proper divisors (22637408957).

60131154243 is a wasteful number, since it uses less digits than its factorization.

60131154243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57882.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 60131154243 its reverse (34245113106), we get a palindrome (94376267349).

The spelling of 60131154243 in words is "sixty billion, one hundred thirty-one million, one hundred fifty-four thousand, two hundred forty-three".

Divisors: 1 3 31 93 15139 42709 45417 128127 469309 1323979 1407927 3971937 646571551 1939714653 20043718081 60131154243